Pith Number

pith:4U2DA5XR

pith:2016:4U2DA5XRT6QETEOSDMXL23TRLV

not attested not anchored not stored refs pending

Building Blocks of the Milky Way's Accreted Spheroid

Amina Helmi, Else Starkenburg, Gijs Nelemans, Pim van Oirschot

arxiv:1609.04042 v1 · 2016-09-13 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4U2DA5XRT6QETEOSDMXL23TRLV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:59:41.606492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5343076f19fa04991d21b2ebd6e715d541e889bc7fa86a1130ee8d954d1565c

Aliases

arxiv: 1609.04042 · arxiv_version: 1609.04042v1 · doi: 10.48550/arxiv.1609.04042 · pith_short_12: 4U2DA5XRT6QE · pith_short_16: 4U2DA5XRT6QETEOS · pith_short_8: 4U2DA5XR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4U2DA5XRT6QETEOSDMXL23TRLV \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e5343076f19fa04991d21b2ebd6e715d541e889bc7fa86a1130ee8d954d1565c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0281977e91bc716a748b3c07af5a1e775c706852d55dbd0675d27a456d95707a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-13T20:36:22Z",
    "title_canon_sha256": "bc0f154f0bd616d47e08e6d9e4d364b2383835ff59967e7a9558291df1190077"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04042",
    "kind": "arxiv",
    "version": 1
  }
}